<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>10-svg绘制圆形与椭圆形</title>
  <style>
    svg {
      width: 800px;
      height: 600px;
      border: 1px solid #000;
    }
  </style>
</head>
<body>
  <svg>
    <!--  
  cx cy 圆心点坐标
  r 半径
  style 样式
-->
    <circle cx='200' cy='195' r='150' style='stroke:black; fill:pink'></circle>

    <!-- 
  cx cy 圆心点坐标
  rx x轴半径
  ry y轴半径
 -->
 <ellipse cx="500" cy="400" rx="100" ry="100" style="stroke:black;fill:none;"></ellipse>
  </svg>
</body>
</html>